Home / 4,740.10-7,110.15-3,184.90

Finding the Fourth Proportional to 4,740.10, 7,110.15 and 3,184.90

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Solution

The fourth proportional to 4,740.10, 7,110.15 and 3,184.90 is: 4,777.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.10 : 7,110.15 = 3,184.90 : x
  2. Step 2: Convert to fraction form
    4,740.10/7,110.15 = 3,184.90/x
  3. Step 3: Cross multiply
    4,740.10x = 7,110.15 × 3,184.90
  4. Step 4: Simplify right side
    4,740.10x = 22,645,116.74
  5. Step 5: Solve for x
    x = 22,645,116.74/4,740.10
  6. Step 6: Final answer
    x = 4,777.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.